Description

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Quick Details

Chemical Name:Uvistat 1121

CAS No.:4065-45-6
Molecular Fomula: C14H12O6S

Chemical Structure:

Molecular weight: 308.31

Appearance:white to yellowish powder

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Typical Properties

Test Items	Test Specification	Typical Test  Result
Appearance	Off-white or light yellow crystalline powder	Light yellow crystalline powder
Melting Point	≥ 140°C	Conform
Specific Extinction(1%,1cm)	E285: ≥ 460	485
	E325: ≥ 290	295
Loss on drying	≤ 3.0%	0.26%
Gardner color	≤ 2.0	1.2
Heavy metals	≤ 5 ppm	2ppm
Turbidity	≤ 4.0 EBC	2.6EBC
PH value	1.2~2.2	1.8
Assay	≥ 99.0%	99.82%

 

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Usage

Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber;As anti-ultraviolet finishing agent for cotton fabric, polyester fiber has good anti aging and softening effect.A broad-spectrum UV absorber, absorption with high efficiency, non-toxic side effects, no teratogenicity, optical, thermal stability is good wait for an advantage, it also can absorb uv-a and UV – B, is approved by the FDA Ⅰ kind of sunscreen, use frequency is higher in the United States and Europe, widely used in sun lotion, cream, honey, latex, oil and other sunscreen cosmetics as anti-ultraviolet finishing agent, the cotton fabric, polyester fiber has good anti aging and softening effect. Mainly used for water soluble in cosmetics as a resistance to bask in sunscreen, can also be used in other water-soluble ink, paint, etc for uv absorber.

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Packaging and Shipping

25 kgs drum

2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid Storage

Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.